The Critique of Pure Reason, The Critique of Practical Reason, and the Critique of Judgement (Britannica Great Books of the Western World, 42) (edit title)

General Contents: The Critique of Pure Reason, Fundamental Principles of the Metaphysic of Morals, The Critique of Practical Reason, Preface and Introduction to the Metaphysical Elements of Ethics, General Introduction to the Metaphysic of Morals, The Science of Right, and The Critique of Judgement.